8.1a+13=85.9

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Solution for 8.1a+13=85.9 equation:


Simplifying
8.1a + 13 = 85.9

Reorder the terms:
13 + 8.1a = 85.9

Solving
13 + 8.1a = 85.9

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-13' to each side of the equation.
13 + -13 + 8.1a = 85.9 + -13

Combine like terms: 13 + -13 = 0
0 + 8.1a = 85.9 + -13
8.1a = 85.9 + -13

Combine like terms: 85.9 + -13 = 72.9
8.1a = 72.9

Divide each side by '8.1'.
a = 9

Simplifying
a = 9

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